The only use I could see for a 4.3 safe updater would be to make it so that official game discs don't try to update your Wii for you.by libertyernie - Homebrew General
It has been done using the GameCube ports. It acts as the D-pad and the A button. Of course, it needs to be a D-pad compatible game and be able to use one button, like a Master System Sonic game.by libertyernie - Hardware